Dr. Pedro José Arrifano Tadeu is a Professor in the field of Mathematics Education at Polytechnic of Guarda (IPG), Post-Doc in Problem solving Skills at Kindergarten (Institute of Education, Faculty of Education, Sakarya University, Turkey), PhD. in Didactical and Technology – specialization in Didactical Mathematics (UTAD, Vila-Real), Master’s degree in Mathematics Education, Degree in Mathematics Education (Faculty of Education, Coimbra University). Coordinator of Center for Studies in Education and Innovation (CI&DEI- Guarda Section) from January 2019. Dean of HEI – School of Education, Communication and Sport, Polytechnic of Guarda, from 12/01/2015 until 14/01/2019. Member of the Executive Commission of CEI – (Centro de Estudos Ibéricos ) from 12/01/2015 until 14/01/2019. Member of the board of UDI from 02/2012 until 12/2014 (Research Unit for Inland Development ). Develops research in the area of Mathematics Education, ICT, Multicultural Education, ICT and Inclusion, Innovation in Education and Entrepreneurship Education. Has several scientific publications and develops activity with different HEI from Spain, Italy, Greece, Turkey, Sweden, Denmark, Lithuania, Latvia, Romania, Czech Republic, Hungary, Belgium, Germany, Albania, Ukraine, Uzbekistan, Brasil, Colombia, Angola among others, is an evaluator for ERASMUS+ Portuguese Agency and European COST projects.